BROWN, C. W. , and W. C. HODGE. 1948. 

 Forest resources of northern Montana. U.S. 

 Forest Serv. , North. Rocky Mountain Forest 

 and Range Expt. Sta. Paper 13, 20 pp. 



BROWN, C. W. (See Hodge, Brown, and Finch. 

 1949) 



BROWNE, J. E. 1952. Decay of Engelmann 

 spruce and balsam fir in the Bolean Lake 

 area, B. C. 24 pp. Canada Dept. Agr., Sci. 

 Serv., Forest Biol. Div. 



Bruce, D. 1915. Further notes on frustrum 

 form factor volume tables . Soc. Amer. 

 Foresters Proc. 10: 315-321. 



BRUSH, W. D. (See Collingwood and Brush. 1947) 



BUCHANAN, HAYLE. 1960. The plant ecology 

 of Bryce Canyon National Park. Ph.D. thesis. 

 Univ. Utah, Salt Lake City. 



Quantitative phytosociology data; phytosocio- 

 logical ordination. 



BUELL, JESSE H. 1953. Problems facing forest 

 management in the central Rocky Mountains. 

 U.S. Forest Serv. , Rocky Mountain Forest 

 and Range Expt. Sta. Paper 13, 5 pp. 



BUELL, JESSE H. 1954. Problems facing forest 

 management in the central Rocky Mountains . 

 Jour. Forestry 52: 163-165. 



Forest management of even-aged and all-aged 

 stands; Dendroctonus engelmanni damage in 

 Colorado . 



BUELL, JESSE H. (See Alexander and Buell. 

 1955) 



BUFFAM, P. E. 1962. Observations on the 

 effectiveness and biology of the European 

 predator Laricobius enchsonii Rosen. (Cole- 

 optera: Derodontidae) in Oregon and Washing- 

 ton. Can. Ent. 94: 461-472. 



BURLISON, VERNON H. (See Johnson and 

 Burlison. 1961) 



BURNS, G. P. 1923. Measurement of solar 

 radiant energy in plant habitats. Ecology 4: 

 189-195. 



Compensation point determination for Engel- 

 me.m spruce seedlings. 



BUSHMAN, JOHN B. (See Behle, Bushman, and 

 'reenhalgh. 1958) 



BUS- 1CZ, G. (5ee Holmes and Buszewicz. 



BUTLER, OVJM. 1923. The suitability of 

 western species for cross-ties. Jour. For- 

 estry 21: 475-482. 



Discusses mechanical properties and dura- 

 bility of small wood specimens . 



CAIN, STANLEY A. 1943. Sample -plot tech- 

 nique applied to alpine vegetation in Wyoming. 

 Amer. Jour. Bot. 30: 240-247. 



Describes sample-plot techniques; describes 

 alpine plant communities; and provides quantita- 

 tive phytosociology data. 



CAMPO-DUPLAND , VAN, and H. GAUSSEN. 

 1948. Sur quatre hybrides de genres chez les 

 Abietinees. Trav. Lab. for. Toulouse 1(4), 

 Art. 24, p. 14. 



Picea engelmanni X Tsuga hookeriana. 



CANADA DEPT. NORTHERN AFFAIRS AND 

 NATIONAL RESOURCES. 1956. Native trees 

 of Canada, 5th Ed. , Bui. 61 , Ottawa. 293 pp. 



CANADA DEPT. NORTHERN AFFAIRS AND 

 NATIONAL RESOURCES. 1958. A forest 

 classification for Canada Forestry Branch 

 Forest Res. Div. , Forestry Branch Bui. 89, 

 67 pp., (Rev. of Halliday, W. E. D. 1937.) 



CARHART, ARTHUR H. 1949. Mass murder 

 in the spruce belt. Amer. Forests 55(3): 

 14-15; 41-42. 



Reports wholesale damage by the Engelmann 

 spruce beetle. 



CAROLIN, V. M. , JR. (See Whiteside and 

 Carolin. 1961) 



CARY, MERRITT. 1911. A biological survey 

 of Colorado. U.S. Dept. Agr., North Amer. 

 Fauna, 33. 256 pp. 



Community description. 



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